Residential Proxies:
Error code | Error description | Explanation | 
407  | Abnormal whitelist, wrong/abnormal username or password.  | This means it failed because of a lack of effective authentication credentials. 
 Here are steps to solve: 
 2. Check whether the IP you use is the same as the whitelisted IP in your Dashboard if you use Whitelist to complete the authentication.  | 
441  | No available data  | There is no available data in your account, please top up data first.  | 
442  | Abnormal account  | Please contact Customer Support  | 
444  | Abnormal server  | Please contact Customer Support  | 
446  | Geo-blocked  | Due to China's policy, we don't take the initiative to provide proxy services for those who are using an IP from China Mainland.  | 
400-474  | Parameter requested error  | Wrong Proxy Host/Port/Username/Password  | 
476  | No available IP in that city location  | Please change another city  | 
Static Residential Proxies
Error Code | Error description | Explanation | 
407  | Username or password is empty  | Please enter your correct username and password  | 
446  | Geo-blocked  | Due to China's policy, we don't take the initiative to provide proxy services for those who are using an IP from China Mainland.  | 
447  | Failed to fetch data  | Please contact Customer Support  | 
448  | No available plan  | Renew your plan or order again  | 
449  | Inactive or expired ips  | Renew your plan or order again  |